This self-contained trigger replacement for the Winchester M70 provides outstanding performance for all types of accuracy sports, such as benchrest and varmint hunting to name but a few. All the internal components are CNC machined from stainless steel, then heat-treated to Rc 58 for improved durability. Adjustment screws are fitted with a nylon insert to maintain your trigger settings without using thread locking compounds. The trigger is externally adjustable, meaning that you do not need to remove the action from the stock to adjust your pull weight, let-off, or overtravel